Submission #788594

# Submission time Handle Problem Language Result Execution time Memory
788594 2023-07-20T11:48:15 Z jlallas384 Game (IOI14_game) C++17
100 / 100
342 ms 22248 KB
#include <bits/stdc++.h>
#include "game.h"
using namespace std;

struct ufds{
    vector<int> sz, par;
    vector<vector<int>> cnt;
    ufds(){}
    ufds(int n): sz(n, 1), par(n), cnt(n, vector<int>(n, 1)){
        iota(par.begin(), par.end(), 0);
    }
    int find(int a){
        return par[a] == a ? a : par[a] = find(par[a]);
    }
    int unite(int a, int b){
        a = find(a), b = find(b);
        int n = cnt.size();
        if(sz[a] < sz[b]) swap(a, b);
        cnt[a][b]--;
        cnt[b][a]--;
        if(cnt[a][b] == 0){
            vector<int> used(n);
            for(int i = 0; i < n; i++){
                int z = find(i);
                if(z == a || z == b) continue;
                if(!used[z]){
                    int nw = cnt[z][a] + cnt[z][b];
                    cnt[z][a] = cnt[a][z] = nw;
                    used[z] = 1;
                }
            }
            sz[a] += sz[b];
            par[b] = a;
            return 1;
        }
        return 0;
    }
};

ufds ds;

void initialize(int n) {
    ds = ufds(n);
}

int hasEdge(int u, int v) {
    return ds.unite(u,v);
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 312 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 304 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 2 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 308 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 312 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 356 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 304 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 312 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 2 ms 340 KB Output is correct
36 Correct 1 ms 320 KB Output is correct
37 Correct 2 ms 320 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 2 ms 320 KB Output is correct
40 Correct 2 ms 336 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 2 ms 352 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 2 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 2 ms 340 KB Output is correct
50 Correct 1 ms 316 KB Output is correct
51 Correct 2 ms 340 KB Output is correct
52 Correct 2 ms 340 KB Output is correct
53 Correct 2 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 312 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 312 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 308 KB Output is correct
32 Correct 1 ms 308 KB Output is correct
33 Correct 1 ms 312 KB Output is correct
34 Correct 2 ms 340 KB Output is correct
35 Correct 1 ms 312 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 2 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 320 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 2 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 2 ms 340 KB Output is correct
48 Correct 2 ms 340 KB Output is correct
49 Correct 2 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 2 ms 340 KB Output is correct
52 Correct 2 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 30 ms 3080 KB Output is correct
56 Correct 30 ms 3020 KB Output is correct
57 Correct 29 ms 3020 KB Output is correct
58 Correct 34 ms 3036 KB Output is correct
59 Correct 34 ms 3012 KB Output is correct
60 Correct 45 ms 3060 KB Output is correct
61 Correct 29 ms 3036 KB Output is correct
62 Correct 29 ms 3028 KB Output is correct
63 Correct 29 ms 3008 KB Output is correct
64 Correct 28 ms 3072 KB Output is correct
65 Correct 27 ms 3084 KB Output is correct
66 Correct 29 ms 3016 KB Output is correct
67 Correct 30 ms 3028 KB Output is correct
68 Correct 31 ms 3096 KB Output is correct
69 Correct 36 ms 3028 KB Output is correct
70 Correct 30 ms 3064 KB Output is correct
71 Correct 31 ms 3052 KB Output is correct
72 Correct 29 ms 2996 KB Output is correct
73 Correct 35 ms 2980 KB Output is correct
74 Correct 30 ms 3044 KB Output is correct
75 Correct 29 ms 2980 KB Output is correct
76 Correct 71 ms 6668 KB Output is correct
77 Correct 78 ms 6716 KB Output is correct
78 Correct 68 ms 6704 KB Output is correct
79 Correct 68 ms 6712 KB Output is correct
80 Correct 87 ms 6740 KB Output is correct
81 Correct 72 ms 6640 KB Output is correct
82 Correct 67 ms 6680 KB Output is correct
83 Correct 69 ms 6704 KB Output is correct
84 Correct 75 ms 6648 KB Output is correct
85 Correct 152 ms 11480 KB Output is correct
86 Correct 133 ms 11504 KB Output is correct
87 Correct 123 ms 11472 KB Output is correct
88 Correct 135 ms 11532 KB Output is correct
89 Correct 118 ms 11508 KB Output is correct
90 Correct 124 ms 11512 KB Output is correct
91 Correct 148 ms 11452 KB Output is correct
92 Correct 133 ms 11488 KB Output is correct
93 Correct 136 ms 11532 KB Output is correct
94 Correct 276 ms 22224 KB Output is correct
95 Correct 327 ms 22224 KB Output is correct
96 Correct 308 ms 22192 KB Output is correct
97 Correct 297 ms 22200 KB Output is correct
98 Correct 282 ms 22248 KB Output is correct
99 Correct 342 ms 22160 KB Output is correct
100 Correct 283 ms 22016 KB Output is correct